Why Can’t We All Just Get Along?

As humans, we’re designed to work together with certain groups of people while fighting off others. In modern times though, our tribes have been forced closer to others, sparking clashes. What is a practical way to solve these problems? And how can different tribes move forward together?

Psychologist Joshua Greene traces the roots of morality and conflict in his new book, “Moral Tribes: Emotion, Reason, and the Gap Between Us and Them.” He spoke at Town Hall on November 15.